"use strict";
const path = require("path");
const defaultSettings = require("./src/configurations.js");
const CopywebpackPlugin = require("copy-webpack-plugin");
const webpack = require("webpack");
const proxy = require("./proxy");
function resolve(dir) {
  return path.join(__dirname, dir);
}
// 引入等比适配插件
const px2rem = require("postcss-px2rem");
// 配置基本大小
const postcss = px2rem({
  // 基准大小 baseSize，需要和 flexible.js中相同
  remUnit: 192 // 适配宽度为 1920px， 分为10份 ，值为 1920/10
});
const name = defaultSettings.title || "后台系统"; // page title

// If your port is set to 80,
// use administrator privileges to execute the command line.
// For example, Mac: sudo npm run
// You can change the port by the following method:
// port = 9527 npm run dev OR npm run dev --port = 9527
const port = process.env.port || process.env.npm_config_port || 9530; // dev port

// All configuration item explanations can be find in https://cli.vuejs.org/config/
module.exports = {
  /**
   * You will need to set publicPath if you plan to deploy your site under a sub path,
   * for example GitHub Pages. If you plan to deploy your site to https://foo.github.io/bar/,
   * then publicPath should be set to "/bar/".
   * In most cases please use '/' !!!
   * Detail: https://cli.vuejs.org/config/#publicpath
   */
  publicPath: defaultSettings.rootPath || "/example/",
  outputDir: "dist",
  assetsDir: "static",
  lintOnSave: false,
  productionSourceMap: false,
  devServer: {
    port: port,
    open: true,
    hot: true,
    // https: true,
    overlay: {
      warnings: false,
      errors: true
    },
    proxy
  },
  configureWebpack: {
    devtool: "#cheap-module-source-map", //'#source-map',
    name: name,
    plugins: [
      new CopywebpackPlugin({
        patterns: [
          { from: "node_modules/cesium/Source/Assets", to: "Assets" },
          { from: "node_modules/cesium/Source/Widgets", to: "Widgets" },
          { from: "node_modules/cesium/Source/ThirdParty", to: "ThirdParty" }
        ]
      }),
      new CopywebpackPlugin({
        patterns: [
          {
            from: "node_modules/cesium/Build/Cesium/ThirdParty/Workers",
            to: "ThirdParty/Workers"
          },
          {
            from: "node_modules/cesium/Build/Cesium/Workers",
            to: "Workers"
          }
        ]
      }),
      new webpack.DefinePlugin({
        CESIUM_BASE_URL: JSON.stringify("../")
      })
    ],
    amd: {
      // Enable webpack-friendly use of require in Cesium
      toUrlUndefined: true
    },
    node: {
      // Resolve node module use of fs
      fs: "empty"
    },
    watchOptions: {
      aggregateTimeout: 1000
    },
    resolve: {
      alias: {
        "@": resolve("src"),
        "@public": resolve("public"),
        "@/components/Cesium": resolve("src/components/Cesium")
      }
    },
    module: {
      rules: [
        {
          test: /cesium\.worke/g,
          use: [
            {
              loader: "babel-loader",
              options: {
                presets: ["@babel/preset-env"]
              }
            },
            {
              loader: "worker-loader",
              options: {
                worker: "SharedWorker"
              }
            }
          ]
        }
      ]
    }
  },
  //   css: {
  //     loaderOptions: {
  //       postcss: {
  //         plugins: [postcss]
  //       }
  //     }
  //   },
  chainWebpack(config) {
    // if (process.env.NODE_ENV === "production") {
    //   config
    //     .plugin("webpack-bundle-analyzer")
    //     .use(require("webpack-bundle-analyzer").BundleAnalyzerPlugin);
    // }
    // it can improve the speed of the first screen, it is recommended to turn on preload
    config.plugin("preload").tap(() => [
      {
        rel: "preload",
        // to ignore runtime.js
        // https://github.com/vuejs/vue-cli/blob/dev/packages/@vue/cli-service/lib/config/app.js#L171
        fileBlacklist: [/\.map$/, /hot-update\.js$/, /runtime\..*\.js$/],
        include: "initial"
      }
    ]);

    // when there are many pages, it will cause too many meaningless requests
    config.plugins.delete("prefetch");

    // set svg-sprite-loader
    config.module
      .rule("svg")
      .exclude.add(resolve("src/icons"))
      .end();
    config.module
      .rule("nomodel")
      .exclude.add(resolve("public/model"))
      .end();
    config.module
      .rule("icons")
      .test(/\.svg$/)
      .include.add(resolve("src/icons"))
      .end()
      .use("svg-sprite-loader")
      .loader("svg-sprite-loader")
      .options({
        symbolId: "icon-[name]"
      })
      .end();
    config => config.optimization.minimize(false);
    config.when(process.env.NODE_ENV != "development", config => {
      config
        .plugin("ScriptExtHtmlWebpackPlugin")
        .after("html")
        .use("script-ext-html-webpack-plugin", [
          {
            // `runtime` must same as runtimeChunk name. default is `runtime`
            inline: /runtime\..*\.js$/
          }
        ])
        .end();
      config.module.rule("js").exclude.add(/\.worker\.js$/);
      config.plugin("copy").tap(([options]) => {
        options[0].ignore.push("model/**");
        return [options];
      });
      config.optimization.splitChunks({
        chunks: "all",
        cacheGroups: {
          svg: {
            name: "svg-libs",
            test: resolve("src/icons"),
            priority: 100
          },
          routes: {
            name: "route-libs",
            enforce: true,
            test: resolve("src/router"),
            priority: 100
          },
          libs: {
            name: "chunk-libs",
            test: /[\\/]node_modules[\\/]/,
            priority: 10,
            chunks: "initial" // only package third parties that are initially dependent
          },
          elementUI: {
            name: "chunk-elementUI", // split elementUI into a single package
            priority: 20, // the weight needs to be larger than libs and app or it will be packaged into libs or app
            test: /[\\/]node_modules[\\/]_?element-ui(.*)/ // in order to adapt to cnpm
          },
          commons: {
            name: "chunk-commons",
            test: resolve("src/components"), // can customize your rules
            minChunks: 3, //  minimum common number
            priority: 5,
            reuseExistingChunk: true
          }
        }
      });
      // https:// webpack.js.org/configuration/optimization/#optimizationruntimechunk
      config.optimization.runtimeChunk("single");
    });
  }
};
